atmel_lcdfb: fix usage of CONTRAST_CTR in suspend/resume

commit 9f1065032ceb7e86c7c9f16bb86518857e88a172 upstream.

An error was existing in the saving of CONTRAST_CTR register
across suspend/resume.

Signed-off-by: Hubert Feurstein <h.feurstein@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>

diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 3105bdc86644d852956bc39cbc562365af594a94..80b2f8792c9968964ac2b828cb30d1bd30071912 100644 (file)
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -1031,7 +1031,7 @@ static int atmel_lcdfb_suspend(struct platform_device *pdev, pm_message_t mesg)
         */
        lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL);
 
-       sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_VAL);
+       sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_CTR);
        lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, 0);
        if (sinfo->atmel_lcdfb_power_control)
                sinfo->atmel_lcdfb_power_control(0);